... key ringMaterialenvironmentally friendly/ Soft pvc / also can be rubber/silicone/metal (Can be iron, alloy, stainless steel, titanium, ... enamel /FinishSurface processed/brass plating/nickel platingAccessorieskey ring/ can be Add decorated Logocan be any imprintingColorall Pantone colors ... mobile stand, USB cover, dog tag; Metal: badge, coins, opener, lapel pin, key chain, cufflink, dog tag; Mouse pads ...